The reason I had posted about them is I remember awhile back someone had asked about interchangeables that swiveled where the cord joined the needle.
I find that multiple threads over time reach people who didn't see the original. I'm always looking for links to new tools and yarn as well as patterns.

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"Never doubt that a small group of thoughtful, committed citizens can change the world. Indeed, it's the only thing that ever has."--Margaret Mead